Finding the Fourth Proportional to 84,025.75, 115,957.97 and 46,302.43
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Solution
The fourth proportional to 84,025.75, 115,957.97 and 46,302.43 is: 63,898.70
Step by Step Solution
- Step 1: Write the proportion equation
84,025.75 : 115,957.97 = 46,302.43 : x - Step 2: Convert to fraction form
84,025.75/115,957.97 = 46,302.43/x - Step 3: Cross multiply
84,025.75x = 115,957.97 × 46,302.43 - Step 4: Simplify right side
84,025.75x = 5,369,135,788.87 - Step 5: Solve for x
x = 5,369,135,788.87/84,025.75 - Step 6: Final answer
x = 63,898.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.